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题目材料：
Student Enrollment at a Small College
Distribution of Enrollment by Class and Residency
Total Enrollment: 1,400
Percent of Total Enrollment Majoring in Selected Academic Areas
Note: No student is majoring in more than one area.
If 40 percent of the social science majors are nonresidents, how many residents are social science majors?
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A.120
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B.168
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C.220
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D.252
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E.372
D显示答案
